var correctchoices=new Array()
correctchoices[1]='f1b5'
correctchoices[2]='f7g7'
correctchoices[3]='g6e6'
correctchoices[4]='c6c7'
correctchoices[5]='d6f7'
correctchoices[6]='f3h4'
correctchoices[7]='g5h6'
correctchoices[8]='f3g3'
correctchoices[9]='d5e4'
correctchoices[10]='d6h6'
var correctanswer=new Array()
correctanswer[1]='Bf1-b5#'
correctanswer[2]='Qf7-g7#'
correctanswer[3]='Qg6-e6#'
correctanswer[4]='Qc6-c7#'
correctanswer[5]='Nd6xf7#'
correctanswer[6]='Nf3-h4#'
correctanswer[7]='Bg5-h6#'
correctanswer[8]='Qf3-g3#'
correctanswer[9]='Bd5-e4#'
correctanswer[10]='Rd6-h6#'